Other Than Temporary Impairment Losses (Reversals), Investments

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Amount of unrealized and realized gain (loss) on investment in debt and equity securities.

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Amount of expense for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), for which no credit loss was previously recorded.

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- Definition

Amount before tax of gain (loss) recognized on the sale or disposal of a disposal group. Excludes discontinued operations.

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Amount before tax of foreign currency transaction realized and unrealized gain (loss) recognized in the income statement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount before accretion (amortization) of purchase discount (premium) of interest income on nonoperating securities.

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The aggregate amount of income or expense from ancillary business-related activities (that is to say, excluding major activities considered part of the normal operations of the business).

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Amount of income (expense) related to nonoperating activities, classified as other.

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Supplemental Financial Statement Information - Other Income (Expenses), Net (Details) - USD ($) $ in Millions		3 Months Ended			6 Months Ended
	Jan. 19, 2021	Jun. 30, 2021	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Interest income		$ 13	$ 6		$ 18	$ 44
Foreign currency exchange gains (losses), net		0	(29)		(25)	(57)
Gain (Loss) on business divestitures, net		0	(27)		1,684	127
Unrealized gain on investments		1,912	(2)		1,975	(116)
Impairment of debt and equity securities		0	13		0	(1,850)
Other, net		18	(5)		1	13
Other income (expense), net		1,943	$ (44)		3,653	$ (1,839)
Credit losses on securities for which credit losses were not previously recorded				$ (173)
Aurora
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Unrealized gain on investments		471
Didi
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Unrealized gain on investments		$ 1,400			1,400
Uber Eats India \| Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on business divestitures, net					154
Apparate \| Not Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Gain (Loss) on business divestitures, net	$ 1,644				$ 1,600